What is the molarity of a solution made by dissolving 20.0 g of H3PO4 in 50.0 mL of solution

What are the two main ways that minerals are classified

a powder has a mass of 40.0g when the powder is added to 30.0ml of water the total volume is 45.0ml what is the denaity of the powder

Which of the following is a difference between electromagnetic waves and sound waves?

What is one chemical property of iron? A) Iron is malleable. B) The density of iron is 7.86 g/cc. C) Iron combines readily with oxygen. D) Iron is a good conductor of electricity and heat.

Under which of the following conditions would one mole of have the highest entropy,? a. 90 ∘C and 15 L b. 167 ∘C and 101 L c. 17 ∘C and 30 L d. 57 ∘C and 55 L

How much energy must be added to 2 mol H2O (g) to cause it to decompose into H2 and 02? KJ

How many moles are there in 270.4 g sample of NaOH

Suppose a 10.0 L reaction vessel is filled with 0.86 mol of BrOCl and 0.86 mol of BrCl. What can you say about the composition of the mixture in the vessel at equilibrium?

Formula for zinc nitrate

Definition: One of a class of elements having properties intermediate to metals and nonmetals.